{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478457403",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb207790932cef9ddd29e1bcbd5ebac9c44ee1e38acb1743f1a5938f7d9b8dfb0",
    "signature": "0x873c77d51edc8cebfc94fb3b38d248cab9bad6ec22c97a035c8f10fcbcec282b4c3d241a1b70f6a9599b687c52358f0d2d2f62ddea457216c97e6f563f2dd70b1c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}